From Route 3 (North or South) or from I-495, take Lowell Connector to Thorndike Street Exit (5B)
Proceed past American Textile History Museum, and through intersection; left onto Market Street (Haffner’s Gas Station);
Left onto Worthen Street (one-way) to gray house on right (#243).
On left side of Worthen Street as available;
In Dummer Street parking lot behind the museum -- take next 3 rights after the museum front door and enter from Market Street (metered lot); In the Lowell National Historical Park lot off Dutton Street, across the canal, 1 block East of the WHMA. (Must be validated by Lowell National Historic Park inside the Visitor's Center, accessed via the parking lot or Market Street.)
Walking from Lowell/Boston Commuter Rail (click below)